import Vue from 'vue';
import Router from 'vue-router';
import { getRoutes, removeRoutes } from '@/utils/Token';

Vue.use(Router);

/* Layout */
import Layout from '@/layout';
import StoreRoutes from '@/router/modules/StoreRoutes';
import UserRoutes from '@/router/modules/UserRoutes';
import FinancialRoutes from '@/router/modules/FinancialRoutes';
import EventRoutes from '@/router/modules/EventRoutes';
import SharedRoutes from '@/router/modules/SharedRoutes';
import BusinessRoutes from '@/router/modules/BusinessRoutes';
import OrderRoutes from '@/router/modules/OrderRoutes';
import BannerRoutes from '@/router/modules/BannerRoutes';
import MerchantRoutes from '@/router/modules/MerchantRoutes';
import MemberRoutes from '@/router/modules/MemberRoutes';
import AuditRoutes from '@/router/modules/AuditRoutes';
import ConfigRoutes from '@/router/modules/ConfigRoutes';


/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/cms-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    noCache: true                if set true, the page will no be cached(default is false)
    affix: true                  if set true, the tag will affix in the tags-view
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
    isNotCheckToken: false       if set false, the router valid is not valid this path, white set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path:'/',
    hidden: true,
    component: () => import('@/views/login/index'),
    meta: {
      icon: 'el-icon-s-home',
      affix: false,
      title: '登录',
      isNotCheckToken: true
    },
    beforeRouteEnter (to, from, next) {
      // 获取路由
      const addRoutes = getRoutes();
      if (addRoutes && addRoutes.length) {
        removeRoutes();
      }
      next();
    }
  },
  {
    hidden: true,
    path: '/redirect',
    component: Layout,
    children: [
      {
        path: '/redirect/:path(.*)',
        component: () => import('@/views/redirect/index'),
        meta: {
          isNotCheckToken: true
        }
      }
    ]
  },
  {
    hidden: false,
    path: '/home',
    component: Layout,
    children: [
      {
        path: '',
        name: 'Home',
        component: () => import('@/views/home/index'),
        meta: {
          title: '首页',
          icon: 'el-icon-s-home',
          affix: false
        }
      }
    ]
  },
  {
    hidden: true,
    path: '/404',
    component: () => import('@/views/error-page/404'),
    meta: {
      title: '404',
      isNotCheckToken: true
    }
  },
  {
    hidden: true,
    path: '/401',
    component: () => import('@/views/error-page/401'),
    meta: {
      isNotCheckToken: true
    }
  },
  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
];

// 将商品管理路由添加到总路由模块
export const asyncRoutes = StoreRoutes.concat(UserRoutes).concat(FinancialRoutes).concat(EventRoutes).concat(SharedRoutes)
.concat(BusinessRoutes).concat(OrderRoutes).concat(AuditRoutes).concat(ConfigRoutes).concat(BannerRoutes).concat(MerchantRoutes).concat(MemberRoutes);
for (let routeItem of asyncRoutes) {
  constantRoutes.push(routeItem);
}

const createRouter = () =>
  new Router({
    // mode: 'history', // require service support
    scrollBehavior: () => ({ y: 0 }),
    routes: constantRoutes
  })

const router = createRouter();

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter();
  router.matcher = newRouter.matcher; // reset router
}

export default router;
